jenny.liu@ruiju.com
+(86)-021-59798690
Committed to providing customized climbing solutions for domestic and foreign customers
Explore MoreExtension Ladder
load-bearing capacity 3 Section Combined Ladder
1. Thickened Aluminum Alloy
Lightweight yet high-strength for excellent load capacity.
2. 2-in-1 Convertible Design
Switches between A-frame and straight ladder for versatile tasks.
3. Anti-Slip Feet & Locking Hook
Non-slip feet and a safety lock ensure stable operation.
4. Professional Engineering Use
Ideal for construction, exterior cleaning, and AC installation.
| Model - YQSJT | 3820 | 4660 | 5500 | 6340 | 7180 | 8000 | 9700 |
| Steps | 3x7 | 3x8 | 3x9 | 3x10 | 3x11 | 3x12 | 3x14 |
| Bottom Width (mm) | 820 | 820 | 820 | 970 | 970 | 970 | 1060 |
| Ladder Depth (mm) | 1180 | 1420 | 1660 | 1900 | 2140 | 2385 | 2835 |
| Folded Length (mm) | 2100 | 2380 | 2660 | 2940 | 3220 | 3500 | 4065 |
| Folded Thickness (mm) | 190 | 190 | 190 | 190 | 190 | 190 | 190 |
| Extension Length (mm) | 3820 | 4660 | 5500 | 6340 | 7180 | 8000 | 9700 |
| Weight (kg) | 14.8 | 16.5 | 18.2 | 19.9 | 21.6 | 23.3 | 26.8 |
| 20" (pcs) | 153 | 132 | 116 | 108 | 97 | 91 | 78 |
| 40" (pcs) | 358 | 309 | 272 | 252 | 227 | 213 | 184 |

1. Lightweight Yet Strong Aluminum Construction
The 3 Section Combined Ladder is crafted from thickened aluminum alloy, offering an ideal balance between portability and load-bearing capacity. Its durable yet lightweight design makes it easy to transport and handle, while providing reliable support for various tasks.
2. Dual-Mode Functionality for Versatile Use
This ladder easily converts between A-frame (self-supporting) and straight ladder modes, adapting to different working scenarios. Whether reaching high shelves, cleaning exterior walls, or performing installation work, the ladder provides flexibility and convenience for a wide range of applications.
3. Enhanced Stability and Safety Features
Equipped with anti-slip foot pads and limit-lock hooks, the ladder maintains firm contact with the ground and secure positioning during use. These features prevent accidental slipping or collapsing, ensuring a stable and safe working experience at every height.
4. Suitable for Professional and Home Applications
Designed for engineering and professional environments, the 3 Section Combined Ladder is ideal for construction, exterior wall cleaning, air conditioning installation, and other high-elevation tasks.
| Model - YQSJT | 3820 | 4660 | 5500 | 6340 | 7180 | 8000 | 9700 |
| Steps | 3x7 | 3x8 | 3x9 | 3x10 | 3x11 | 3x12 | 3x14 |
| Bottom Width (mm) | 820 | 820 | 820 | 970 | 970 | 970 | 1060 |
| Ladder Depth (mm) | 1180 | 1420 | 1660 | 1900 | 2140 | 2385 | 2835 |
| Folded Length (mm) | 2100 | 2380 | 2660 | 2940 | 3220 | 3500 | 4065 |
| Folded Thickness (mm) | 190 | 190 | 190 | 190 | 190 | 190 | 190 |
| Extension Length (mm) | 3820 | 4660 | 5500 | 6340 | 7180 | 8000 | 9700 |
| Weight (kg) | 14.8 | 16.5 | 18.2 | 19.9 | 21.6 | 23.3 | 26.8 |
| 20" (pcs) | 153 | 132 | 116 | 108 | 97 | 91 | 78 |
| 40" (pcs) | 358 | 309 | 272 | 252 | 227 | 213 | 184 |
For project inquiries, fill in the form or contact us directly—our team responds promptly.
jenny.liu@ruiju.com
+(86)-021-59798690
+(86)-18930891708
No.89 Lane 455 Jiasong Middle Road Qingpu District,Shanghai, China








